We have over 15,000 different fasteners from micro size screws to 1 1/2 inch diameter bolts We specialize in Auveco automotive trim screws, socket head products with an extensive stainless steel product line and a very large metric fastener line The list is too long to complete here, but rest assured, we have what you need...

This machine makes use of buoyancy of water to separate sand from dust and impurityIt achieves purifying, lifting and conveying of the minerals through the stirring of screw slice During lifting, the minerals are also stirred so that the coarse....

This machine makes use of buoyancy of water to separate sand from dust and impurityIt achieves purifying, lifting and conveying of the minerals through the stirring of screw slice During lifting, the minerals are also stirred so that the coarse....

Our Mission Portland Screw Company is committed to providing the highest quality fasteners to our customers at the best pricing available Guided by our core values of quality, integrity, and service, Portland Screw Company works to set the standard of excellence within the fastener industry by continually meeting, and exceeding, our ,...

1) Washers are ofter used to avoid grinding of the support when you screw the nut 2) Washers avoid the bolt head or the nut to penetrate/damage the support 3) Washers help things moving in boltened assemblies if you oil them a bit (eg articulations)...

We have over 15,000 different fasteners from micro size screws to 1 1/2 inch diameter bolts We specialize in Auveco automotive trim screws, socket head products with an extensive stainless steel product line and a very large metric fastener line The list is too long to complete here, but rest assured, we have what you need...